Portion of an entrance floor



FIG. 1 is a front perspective view of a portion of an entrance floor showing a design in accordance with the disclosed subject matter.

FIG. 2 is a top view of the portion of an entrance floor of FIG. 1.

FIG. 3 is a bottom view of the portion of an entrance floor of FIG. 1.

FIG. 4 is a rear perspective view of the portion of an entrance floor of FIG. 1.

FIG. 5 is a front perspective view of a second embodiment of a portion of an entrance floor showing a design in accordance with the disclosed subject matter.

FIG. 6 is a top view of the portion of an entrance floor of FIG. 5.

FIG. 7 is a bottom view of the portion of an entrance floor of FIG. 5; and,

FIG. 8 is a rear perspective view of the portion of an entrance floor of FIG. 5.

The broken lines shown throughout these figures are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for the portion of an entrance floor, as shown and described. 